Hyperolius balfouri (Werner, 1908)

Class: Amphibia > Order: Anura > Family: Hyperoliidae > Subfamily: Hyperoliinae > Genus: Hyperolius > Species: Hyperolius balfouri

Rappia balfouri Werner, 1908 "1907", Sitzungsber. Akad. Wiss. Wien, Phys. Math. Naturwiss. Kl., 116: 1904. Syntypes: including NHMW 22894, according to Häupl and Tiedemann, 1978, Kat. Wiss. Samml. Naturhist. Mus. Wien, 2: 28, and Häupl, Tiedemann, and Grillitsch, 1994, Kat. Wiss. Samml. Naturhist. Mus. Wien, 9: 33. Type locality: "Gondokoro", Uganda.

Hyperolius balfouriNoble, 1924, Bull. Am. Mus. Nat. Hist., 49: 251, 324; Laurent, 1943, Ann. Mus. R. Congo Belge, Tervuren, Zool., 4: 75.

Hyperolius zavattarii Scortecci, 1943, in Zavattari (ed.), Miss. Biol. Sagan–Omo, 7(Zool. 1): 319. Holotype: MSNM Am 284 according to Blackburn and Scali, 2014, Herpetol. Monogr., 28: 27, who discussed the material.. Type locality: "Pozzi di Gondaraba", Ethiopia. Synonymy by Largen, 1998, Tropical Zool., 11: 75.

Hyperolius concolor balfouriLaurent, 1950, Explor. Parc Natl. Albert, Miss. G.F. de Witte (1933–1935), 64: 57.

Hyperolius concolor viridistriatus Monard, 1951, Mem. Inst. Franç. Afr. Noire, 1: 176. Syntypes: LCFM (10 specimens). Type locality: "Tibati" and "Sakdjé", Cameroon. Synonymy with Hyperolius concolor by Schiøtz, 1967, Spolia Zool. Mus. Haun., 25: 179, with Rappia balfouri by Schiøtz, 1975, Treefrogs E. Afr.: 115.

Hyperolius viridistriatusPerret, 1966, Zool. Jahrb., Jena, Abt. Syst., 93: 414-415.

Hyperolius balfouri balfouriSchiøtz, 1975, Treefrogs E. Afr.: 113.

Hyperolius balfouri viridistriatusSchiøtz, 1975, Treefrogs E. Afr.: 113.

English Names

Balfour's Reed Frog (Hyperolius balfouri: Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 66; Channing and Howell, 2006, Amph. E. Afr.: 154).

Ethiopia Reed Frog (Hyperolius zavattarii [no longer recognized]: Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 68).


Cameroon to Gabon and east through Central African Republic, northern Rep. Congo, northern Dem. Rep. Congo and South Sudan to Uganda and southwestern Ethiopia and western Kenya, possibly into southern Chad and southeastern Nigeria.

Geographic Occurrence

Natural Resident: Cameroon, Central African Republic, Congo, Democratic Republic of the, Congo, Republic of the, Ethiopia, Kenya, South Sudan, Uganda

Likely/Controversially Present: Chad, Nigeria


In the Hyperolius concolor superspecies and including Hyperolius viridistriatus, according to Schiøtz, 1975, Treefrogs E. Afr.: 112. See account (as Hyperolius concolor balfouri) by Inger, 1968, Explor. Parc Natl. Garamba, Miss. H. de Saeger, 52: 144. See account of Ethiopian population by Largen, 1998, Tropical Zool., 11: 61–82. Schiøtz, 1999, Treefrogs Afr.: 128–129, who provided a brief account, suggested that the subspecies might be unwarranted. Largen, 2001, Tropical Zool., 14: 358, commented on distribution. Channing and Howell, 2006, Amph. E. Afr.: 154, provided an account for East Africa. Schiøtz, 2006, Alytes, 24: 40-60, reported the species from Bokuma in central Dem. Rep. Congo. Jackson and Blackburn, 2007, Salamandra, 43: 149–164, provided a record for Nouabale-Ndoki National Park, Rep. Congo. Jacobsen, 2009, Afr. Herp News, 47: 2-20, reported this species from east-north-central Central African Republic. See account, photograph, and map for Ethiopia by Largen and Spawls, 2010, Amph. Rept. Ethiopia Eritrea: 112–113. See account for Cameroon by Amiet, 2012, Rainettes Cameroun: 271–277 Jongsma, Tobi, Dixon-MacCallum, Bamba-Kaya, Yoga, Mbega, Mve Beh, Emrich, and Blackburn, 2017, Amph. Rept. Conserv., 11 (1: e144): 1, provided a record from Haut-Ogooué province in southeastern Gabon. Dewynter and Frétey, 2019, Cah. Fondation Biotope, 27: 23, summarized the literature for Gabon. Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 172–173, provided a brief account, photograph, and range map. See Portik, Bell, Blackburn, Bauer, Barratt, Branch, Burger, Channing, Colston, Conradie, Dehling, Drewes, Ernst, Greenbaum, Gvoždík, Harvey, Hillers, Hirschfeld, Jongsma, Kielgast, Kouete, Lawson, Leaché, Loader, Lötters, van der Meijden, Menegon, Müller, Nagy, Ofori-Boateng, Ohler, Papenfuss, Rößler, Sinsch, Rödel, Veith, Vindum, Zassi-Boulou, and McGuire, 2019, Syst. Biol., 68: 859–875 (supplemental fig. 1) for phylogenetic placement.   

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